read_ocr_trainf

Herror ::read_ocr_trainf_select ( Hobject *Characters, const HTuple &TrainFileNames, const HTuple &SearchNames, char *FoundNames ) Herror ::read_ocr_trainf_select ( Hobject *Characters, const HTuple &TrainFileNames, const HTuple &SearchNames, HTuple *FoundNames ) HImageArray HImageArray::ReadOcrTrainfSelect ( const HTuple &TrainFileNames, const HTuple &SearchNames, HTuple *FoundNames )

Read training specific characters from files and convert to images.

::read_ocr_trainf_select reads the characters given in SearchNames from the specified files and converts them into images. It works simimalr to ::read_ocr_trainf but here the characters which are extracted can be specified.

Parameters

`Characters` (output_object)	image-array `->` Hobject : HImageArray* ( byte )
Images read from file.

`TrainFileNames` (input_control)	filename.named(-array) `->` HTuple.char *
Names of the training files.
Default value: ''

`SearchNames` (input_control)	string(-array) `->` HTuple.char *
Names of the characters to be extracted.
Default value: '0'

`FoundNames` (output_control)	string(-array) `->` (HTuple.) char *
Names of the read characters.

Result

If the parameter values are correct the operator ::read_ocr_trainf_select returns the value H_MSG_TRUE. Otherwise an exception handling is raised.

Possible Predecessors

::write_ocr_trainf

Possible Successors

::disp_image, ::select_obj, ::zoom_image_size

Alternatives

::read_ocr_trainf

See also

::trainf_ocr_class_box

Module

Optical character recognition